| Cumbernauld to Karlovo | 1,571.70 mi (2,529.41 km) |
| Cumbernauld to Karnobat | 1,650.19 mi (2,655.72 km) |
| Cumbernauld to Kavarna | 1,661.37 mi (2,673.71 km) |
| Cumbernauld to Kazanlak | 1,594.11 mi (2,565.47 km) |
| Cumbernauld to Knezha | 1,503.96 mi (2,420.39 km) |
| Cumbernauld to Kostinbrod | 1,507.10 mi (2,425.44 km) |
| Cumbernauld to Kozloduy | 1,477.76 mi (2,378.22 km) |
| Cumbernauld to Kyustendil | 1,515.59 mi (2,439.11 km) |
| Cumbernauld to Levski | 1,547.98 mi (2,491.24 km) |
| Cumbernauld to Lom | 1,458.08 mi (2,346.55 km) |
| Cumbernauld to Lovech | 1,544.35 mi (2,485.40 km) |
| Cumbernauld to Lukovit | 1,521.57 mi (2,448.73 km) |
| Cumbernauld to Lyaskovets | 1,581.85 mi (2,545.75 km) |
| Cumbernauld to Mezdra | 1,507.51 mi (2,426.10 km) |
| Cumbernauld to Momchilgrad | 1,648.85 mi (2,653.56 km) |
